Sentence examples for key source of exposure from inspiring English sources
"Almost a million children have elevated blood-lead levels as a result of exposure to lead hazards," said Steve Owens, the assistant administrator of Office of Chemical Safety and Pollution Prevention at the E.P.A., "and one key source of exposure is improperly performed renovation, repair and painting work.
In short, retail stores are a key source of exposure to e-cigarette marketing and a potentially valuable source of insight into consumer trends and attitudes.
Soil- and waterborne arsenic does not readily permeate the skin, though soil can be a key source of exposure in young children who show significant hand-to-mouth activity.
Few studies have been able to address all these issues, and none seems to have considered the independent effect of benzene taking into account another pollutant of major importance, respirable particulate matter, a key source of exposure to adsorbed toxic and carcinogenic contaminants such as polycyclic aromatic hydrocarbons and heavy metals [ 18– 218.
Active recycling within the village was almost certainly still a key source of lead exposure, at least for children (and adults) who lived in or near recycling households.
Until recently, leaded gasoline was the key source of widespread population exposure in urbanized parts of Africa.
Although continued academic research may result in some modest improvements in estimating EA and the associated uncertainty in this parameter, any substantial improvements to reduce this key source of uncertainty in exposure and risk assessment will ostensibly require coordinated efforts with the chemical regulatory, manufacturing, and use communities.
"They are a key source of demand for new development".
Work is also a key source of status and identity.
Families are a key source of capital, contacts and customers.
Akin also apparently lost a key source of funding.
